Riiaeles b



STATES PATENT OFFICE,

- B ROCK WOOD, OF INDIANAPOLIS. INDIANA.

MATTER FOR covsumo WALLS, 8ec= Application filed March 2, 1895. Serial No. 540,384. (No specimens.)

' may concerns:

new H135. States, residing air-In Marion county, and State a? In'-- and Ede declare the following to be a full','

clear, xact description of the invention,

eole others skilled in the art to on consists of the following follows, viz: sugar, ten to fifty l to one hundred pounds; to five hundred pounds;

last may be cottonseedn d inix mingle these pounds xed and acid Water in er mixing to "l by mixing toe'sugar, id, c *1. and linseed or gy'psun'i' withinthe power of the operator lo CHARLES E, Roman/0611;; H

control, causes um, i are invented certain new and usefulcuts in the Goinposition of Matter ins to make and use the same.

1, and t0- to be used for covering walls and oi ulates the tinieof setting of the calci the mortar to spread easily, and confers upon it increased adhesiveness, hardness, tenacity, plasticity, and fine water proofing qualities. It also prevents the mortar from cracking on hardening, renders iii capable of being wrought to a surface of perior smoothness and of being apglied with safety to iron, wood, stone, brick, or iii well as being casuintomolded forms.

I am aware that sugar, lime, sand, and clay have been used in the compo of certain lime-mortars; that lime, sane, ter, and calcined gypsum have been need produce a finish-coat applied to lime-inert surfaces; that alum, calcined gypsum, a water are used to manufacture a cement; I am not aware that sugar, alum, lime, white lead, clay, and linseed .or cottonmeal have be'enemployed with calcine sum, sand, and water to produce a mo \Vhat I claim, and desire to secure N ters Patent of the United States, is-

The herein described composition of faces, consisting of dry white-lea alum, 1ime,'linseedmeal,or cotton-s clay, calcined gypsum, sand and water portion and unionsubstantially as s In testimony whereof I affix any. 5 in the presence of two witnesses.

CHARLES E. ROCKY"? Witnesses:

H. H. MCGAFFJQY, GEO. A. Pnee. 

